Greatest Common Factor

List the factors of 6

List the factors of 18

What is the GCF of 6 and 18?

What is the GCF of 4 and 12?

• 3

• 6

• 4

• 1

What is the greatest common factor of 20a²b² and 50b³?

• 100a²b²
• 10b³
• 10ab²
• 10b²

What is the GCF of the terms below?

24x³ + 36x²

• 8x

• 6x²

• 12x²

• 4x

• 12x³

​ ​ ​ (a)  

Factor the expression using Greatest Common Factor: 9x + 45.

• 9x

• 9x(1 + 5)

• 9(x + 5)

• 9(x + 45)

Factor the expression using Greatest Common Factor: 6x² - 24x?

• 6x(x - 4)

• 6x(x - 24x)

• 6(x² - 24x)

• 6x²(1 - 24x)

Factor the expression using Greatest Common Factor:

10x³ - 15x

• x(10x² - 15)

• 5x(2x² - 3)

• 5(2x³ - 3x)

• 5x²(10x - 3)